The various zoning district regulations established and identified in this ordinance shall be the minimum requirements necessary to comply with the purpose of this ordinance; therefore, except as hereinafter provided,

A.

No lot shall be reduced in size so that total area, lot width, necessary yards or other open spaces, lot square footage per dwelling unit or other requirements of this ordinance are not maintained.

B.

No new building shall be erected, altered or moved to create front yards, side yards, rear yards, or other open spaces narrower or smaller than required by this ordinance for the zoning district in which such building is located.

C.

No permit for the use of any lot which is smaller in total area than the minimum size permitted for the district within which it is located shall be issued unless such lot was legally and properly recorded prior to the passage of this ordinance; or as provided under the "hardship" provision of this ordinance.